--- title: "Mossberg 990 AfterShock 12 Gauge Black Shotgun" description: "Black 12 gauge semi-automatic shotgun with a 14.75\" barrel, 5rd magazine, cylinder bore choke, fiber optic front sight, AfterShock grip, and M-LOK slots." canonical_url: "https://www.kygunco.com/product/mossberg-990-aftershock-12-gauge-14.75-5rd-black" meta: author: KYGUNCO "og:description": "Black 12 gauge semi-automatic shotgun with a 14.75\" barrel, 5rd magazine, cylinder bore choke, fiber optic front sight, AfterShock grip, and M-LOK slots." "og:image": "https://cdn.kygunco.com/assets/products/285340/thumbnail.jpg?v=1745324450" "og:image:height": "500" "og:image:width": "500" "og:title": "Mossberg 990 AfterShock 12 Gauge Black Shotgun" --- > Index of every page on this site: [llms.txt](https://www.kygunco.com/llms.txt) [Home](https://www.kygunco.com/) / [Shooting](https://www.kygunco.com/category/shooting) / [Guns](https://www.kygunco.com/category/shooting/guns) / [Shotguns](https://www.kygunco.com/category/shooting/guns/shotguns) / [Pistol Grip Only](https://www.kygunco.com/category/shooting/guns/shotguns/pistol-grip-only) / MSS-83001 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/285340/main.jpg?v=1745324450) For illustration purposes only, this image may not be an exact representation of the product. # MOSSBERG 990 Aftershock 12 Gauge 14.75" 5rd - Black The Mossberg 990 AfterShock is a compact black 12 gauge semi-automatic shotgun with a 14.75" barrel and 5rd capacity. It features a cylinder bore choke, LPA front fiber optic sights, an AfterShock grip, strapped forend, oversized ambidextrous safety, and M-LOK-compatible slots on the magazine tube extension. 5.0 ** ** ** ** ** [4 reviews](#reviews) $866.99 ** 5 interest-free payments of **$173.40** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** ![Credova logo](https://www.kygunco.com/brands/credova.svg) As low as **$154.78**/month with ![Credova text logo](https://www.kygunco.com/brands/credova-text.svg) ** Online In Store [** KYGUNCO Bardstown 401 Glenwood Drive, Bardstown KY](https://www.google.com/maps/dir/?q=place_id:ChIJfwecWCBSaIgRguIjuoPha40) [** KYGUNCO Louisville 2301 Nelson Miller Parkway, Louisville KY](https://www.google.com/maps/dir/?q=place_id:ChIJu1yzo5WZaYgRU5lrq2lQNhI) Item # 285340 Style MSS-83001 UPC 015813830010 Condition New Manufacturer [Mossberg](https://www.kygunco.com/brand/mossberg) Model 990 Aftershock Hand Ambi Finish Black Round Capacity 5 Caliber 12 Gauge Action Semi-Auto Barrel Length 14.75 in The All-New **990 AfterShock**. Small Size, Big Tactical Performance. Ultra-compact and easy to manuever, it delivers 5+1 semi-auto convenience paired with a host of functional tactical features. Inside, the 990’s durable gas system and a host of corrosion-resistant internal parts/finishing (**nickel boron-coated gas piston**, magazine tube, hammer and sear), plus an enlarged/beveled loading port, elongated elevator, and anodized follower combine for smooth operation. Outside, there’s the ergonomically-designed AfterShock grip with rubberized palm pad, a streamlined forend with **Mossberg** signature texturing, and an embossed strap for a solid hold; plus a magazine tube extension with M-LOK® mounting slots on the sides and bottom for easy accessory flexibility. Designed with **user convenience** in mind, the AfterShock includes an enlarged and beveled loading port for smoother loading, an anodized bright orange follower, and an elongated, pinch-free elevator. Tactical features include a knurled charging handle, oversized ergonomic paddle-style bolt release, and a forend strap to safely keep the lead hand clear of the muzzle. Additionally, a magazine tube extension fixture with multi-sided M-LOK®-compatible slots enables fast and easy **accessory customization**. The oversized, ergonomic safety is easily accessible for both** left- and right-handed shooters.** - CYLINDER BORE CHOKE - AFTERSHOCK GRIP/STRAPPED FOREND/M-LOK - LPA FRONT FIBER OPTIC SIGHTS - Oversized Saftey Shop with KYGUNCO for the best selection, competitive pricing, and exceptional customer service. Experience the difference that comes with buying from a trusted outdoor retailer with over 20 years of experience in the industry. ** WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov). ## Watch The Product In Action 5.0 ** ** ** ** ** 4 reviews ** ** ** ** ** 4 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## Reviews ** Richard Belleview, FL This is a great small shotgun. The shot pattern is better than I expected from a short IC barrel. 9 months ago ** ** ** ** ** ** Christopher Frankfort, KY Very well thought out and really impressed with the quality of the shotgun 9/24/2025 ** ** ** ** ** ** A Cooper City7, FL Extremely nice shotgun 8/14/2025 ** ** ** ** ** ** RICHARD Bangor, PA What a wonderful small shotgun!!!!!!!! Love this gun. Shipping was fast and order time was less than I was told. Great company and terrific price!!!!! 5/3/2025 ** ** ** ** ** ## Don't Forget Your Ammo ```json {"@context":"https://schema.org","@graph":[{"@id":"https://www.kygunco.com/#website","@type":"WebSite","description":"Shop KYGUNCO for firearms, ammo, accessories, parts, and outdoor gear at low prices with fast, easy nationwide shipping.","name":"KYGUNCO","url":"https://www.kygunco.com/","publisher":{"@id":"https://www.kygunco.com/#/schema/organization/kygunco"}},{"@id":"https://www.kygunco.com/product/mossberg-990-aftershock-12-gauge-14.75-5rd-black#webpage","@type":"WebPage","description":"Black 12 gauge semi-automatic shotgun with a 14.75\" barrel, 5rd magazine, cylinder bore choke, fiber optic front sight, AfterShock grip, and M-LOK slots.","name":"Mossberg 990 AfterShock 12 Gauge Black 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